stuff
Revert "sched: Add controls for sched features"

This reverts commit ae3813dc91630003e0a0bec07c424b7b916476d5.

Conflicts:
	kernel/sched/fair.c
Revert "sched: Add sysinterface for GENTLE_FAIR_SLEEPERS"

This reverts commit 5f78e2cd08cfee4cfb15606566b5fcd060c1e049.

Conflicts:
	kernel/sched/fair.c
Revert "nvidias cpu relax patches"

This reverts commit adfc2ccb980329f35a7385b38c5da62cb2ca11d7.

Conflicts:
	kernel/smp.c
stuff